Home / 19,257.44-28,837.40-13,010.72

Finding the Fourth Proportional to 19,257.44, 28,837.40 and 13,010.72

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Solution

The fourth proportional to 19,257.44, 28,837.40 and 13,010.72 is: 19,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,257.44 : 28,837.40 = 13,010.72 : x
  2. Step 2: Convert to fraction form
    19,257.44/28,837.40 = 13,010.72/x
  3. Step 3: Cross multiply
    19,257.44x = 28,837.40 × 13,010.72
  4. Step 4: Simplify right side
    19,257.44x = 375,195,336.93
  5. Step 5: Solve for x
    x = 375,195,336.93/19,257.44
  6. Step 6: Final answer
    x = 19,483.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.